79275440

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2207}}^1$

素因数の和:2669

約数の個数: 40

約数和(自身を含む): 184809600

約数和(自身を除く): 105534160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2207, 2245, 3592, 4414, 4490, 7184, 8828, 8980, 11035, 17656, 17960, 22070, 35312, 35920, 44140, 88280, 176560, 990943, 1981886, 3963772, 4954715, 7927544, 9909430, 15855088, 19818860, 39637720, 79275440]

約数ペア:

[(1, 79275440), (2, 39637720), (4, 19818860), (5, 15855088), (8, 9909430), (10, 7927544), (16, 4954715), (20, 3963772), (40, 1981886), (80, 990943), (449, 176560), (898, 88280), (1796, 44140), (2207, 35920), (2245, 35312), (3592, 22070), (4414, 17960), (4490, 17656), (7184, 11035), (8828, 8980)]